<!DOCTYPE html>
<html>
<head>
    <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
    <script id="MathJax-script" async src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js"></script>
</head>
<body>
$body$
<style>
table {
    border-collapse: collapse;
}
th, td {
    border: 1px solid black;
    padding: 8px;
}
</style>
</body>
</html>
